664754020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{587}}^1\times {\mathrm{8089}}^1$

素因数の和:8692

約数の個数: 48

約数和(自身を含む): 1598325120

約数和(自身を除く): 933571100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 587, 1174, 2348, 2935, 4109, 5870, 8089, 8218, 11740, 16178, 16436, 20545, 32356, 40445, 41090, 56623, 80890, 82180, 113246, 161780, 226492, 283115, 566230, 1132460, 4748243, 9496486, 18992972, 23741215, 33237701, 47482430, 66475402, 94964860, 132950804, 166188505, 332377010, 664754020]

約数ペア:

[(1, 664754020), (2, 332377010), (4, 166188505), (5, 132950804), (7, 94964860), (10, 66475402), (14, 47482430), (20, 33237701), (28, 23741215), (35, 18992972), (70, 9496486), (140, 4748243), (587, 1132460), (1174, 566230), (2348, 283115), (2935, 226492), (4109, 161780), (5870, 113246), (8089, 82180), (8218, 80890), (11740, 56623), (16178, 41090), (16436, 40445), (20545, 32356)]